20199353438

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{1231}}^1\times {\mathrm{745859}}^1$

素因数の和:747103

約数の個数: 16

約数和(自身を含む): 33080382720

約数和(自身を除く): 12881029282

約数列:

[1, 2, 11, 22, 1231, 2462, 13541, 27082, 745859, 1491718, 8204449, 16408898, 918152429, 1836304858, 10099676719, 20199353438]

約数ペア:

[(1, 20199353438), (2, 10099676719), (11, 1836304858), (22, 918152429), (1231, 16408898), (2462, 8204449), (13541, 1491718), (27082, 745859)]